Postcardinal veins
[医] 后主静脉(胚)
🧩 词语组成解析
[医] 后主静脉的
n. 纹理；静脉（vein的复数）
🗣️ 情景例句
We are prepared for the worst.
我们已有最坏的打算。
A horse that will not carry a saddle must have no oats.
不愿加鞍的马，不得吃燕麦。
The small ship, Elkor, which had been searching the Barents Sea for weeks, was on its way home.
小船“埃尔科”号在巴伦支海搜寻了几个星期之后，正在返航途中。